at the last moment, governor brown added an exemption, religion. parents with religious beliefs ruling out vaccinations don't have to jump through the hoop. >> perhaps with the new exemption, it will not be as effective. >> reporter: this new mom thinks it's a good idea. >> the new law takes effect in 2014. washington state implemented a similar law last year, and health officials there say fewer parents are opting out. >>> paul, it's october 1 and blazing hot. where was this like three months ago? >> exactly. where was this during summer? this day eclipses every day we had for the entire summer, and yes, the calendars october, and the rent is due, and you are probably wearing a t-shirt if your boss allows you. look at the marine layer. it's not there. all the way out, miles to see, we see nothing resembling a marine layer, but what we did see was this. let's roll video. did you know that whales also like the warm weather? what a beautiful shot here. the helicopter got beautiful pictures of whales frolicking in san francisco bay. let's look at the